Finding the Fourth Proportional to 76,355.58, 105,367.16 and 42,363.71

Step by Step Solution

1. Step 1: Write the proportion equation
   76,355.58 : 105,367.16 = 42,363.71 : x
2. Step 2: Convert to fraction form
   76,355.58/105,367.16 = 42,363.71/x
3. Step 3: Cross multiply
   76,355.58x = 105,367.16 × 42,363.71
4. Step 4: Simplify right side
   76,355.58x = 4,463,743,071.11
5. Step 5: Solve for x
   x = 4,463,743,071.11/76,355.58
6. Step 6: Final answer
   x = 58,459.95